package com.example.test2018131462.controller;

import com.example.test2018131462.bean.UserBean;
import com.example.test2018131462.service.UserService;
import com.github.pagehelper.PageInfo;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.*;


import javax.annotation.Resource;
import javax.servlet.http.HttpSession;
import java.util.HashMap;
import java.util.List;
import java.util.Map;


/**
 * @author Sakura
 */
@Controller
public class UserController {

    @Resource
    UserService userService;

//    @RequestMapping("/users")
//    public String showUsers(ModelMap modelMap){
//        List<UserBean> userList = userService.getAllUser();
//        modelMap.addAttribute("userList",userList);
//        return "users";
//    }

    @RequestMapping("/users")
    public String index(Model model, HttpSession session,@RequestParam(defaultValue = "2") Integer pageNum,@RequestParam(defaultValue = "3")Integer pageSize){
            PageInfo<UserBean> pageInfo = userService.selectUser4Page(pageNum,pageSize);
            //使用model传参数到前端
            model.addAttribute("pageInfo",pageInfo);
            model.addAttribute("userList",pageInfo.getList());
            return "users";
    }


    @RequestMapping("/addUser")
    @ResponseBody
    public Map addUser(UserBean userBean){
        int flag = userService.insertUser(userBean);
        Map<String,Object> map = new HashMap<String, Object>();
        if (flag == 1){
            map.put("msg","新增用户成功");
            return map;
        }else {
            map.put("msg","新增用户失败");
            return map;
        }
    }

    @RequestMapping("/user+{id}")
    public String getUserById(@PathVariable("id") String id,ModelMap modelMap){
        UserBean userBean = userService.getUserById(id);
        modelMap.addAttribute("user",userBean);
        return "userInfo";
    }

    @RequestMapping("/modifyUser")
    @ResponseBody
    public Map updateUser(UserBean userBean){
        int flag = userService.updateUser(userBean);
        Map<String,Object> map = new HashMap<>();
        if (flag == 1){
            map.put("msg","修改用户信息成功");
            return map;
        }else {
            map.put("msg","修改用户信息失败");
            return map;
        }
    }

}
